Page 949 - Iscar

Standard 30˚ 8°
ER Collet Type DIN 6499

A D

B L
Basic Dimensions Concentricity Tolerances
Type A B L mm D mm Standard Precision AA Ultra Precision DIN 6499
ER-11 11.5 18 6 1.0-1.6 0.01 0.005 ER, SC & SHRINK Collets
ER-16 17 27 10 1.6-3.0 0.01 0.005 0.015
ER-20 21 31 16 3.0-6.0 0.01 0.005 0.015
ER-25 26 35 25 6.0-10.0 0.01 0.005 0.015
ER-32 33 40 40 10.0-18.0 0.01 0.005 0.020
ER-40 41 46 50 18.0-26.0 0.01 0.005 0.020
ER-50 52 60 60 26.0-34.0 0.025

ER - Coolit Sealed Collet
Two Types
Sealed Collet Jet Sealed Collet jet2
For straight shank cutting tools With angular double
with internal coolant supply. nozzles. Coolant flow is
direct to the cutting edge
- for use with standard
straight shank cutting tools
(without coolant hole).

Standard Shank for Use in Sealed Collets

Plain Shank Weldon/DIN 1835/B Whistle Notch DIN 1835 Form E

Note: The front end of the sealed collet should be located beyond the Weldon or the whistle notch.

ER32 SPR 15-16 ER32 SPR 16-17
+0.1
Lmin Lmin +0.1

HSK Ø16 HSK Ø16

945